Aivaras
| Gender | Male | 
|---|---|
| Name day | 19 January | 
| Origin | |
| Region of origin | Lithuania | 
| Other names | |
| Related names | Aivar, Aivars | 
Aivaras is a Lithuanian masculine given name and may refer to:
- Aivaras Abromavičius (born 1976), Lithuanian-born Ukrainian businessman and investment banker
 - Aivaras Balžekas (1982–2005), Lithuanian tennis player
 - Aivaras Baranauskas (born 1980), Lithuanian professional track cyclist and Olympic competitor
 - Aivaras Bendžius (born 1993), Lithuanian hockey player
 - Aivaras Laurišas (born 1977), Lithuanian footballer
 - Aivaras Stepukonis (born 1972), Lithuanian singer-songwriter, musician and philosopher